Surface of the Exquisite Plate: The glass sign advertising nails screw is surface treated by wire drawing, and the metal structure is solid, which can ensure long-lasting brightness, abrasion resistance, oil resistance, antifouling, and smooth shiny surface. . Safe and Convenient: Equipped with a transparent rubber pad, which makes the screws fit better and are less easy to loosen and fall off and the glass fixed or d 'other objects are not damaged. Wear-resistant and do not fade: Glass spacer is made of stainless steel, wear-resistant and non-fading. The screw thread is cast from solid stainless steel and has a longer service life. Adjustable Length: The adjustable length screw cap expands and releases the scope of the screws, and the quality of life begins. The effective fixing length of advertising nails is less than 8mm. Wide Range Of Applications: Stainless steel advertising screws suitable for indoor and outdoor use. Suitable for businesses, offices, supermarkets, homes, stores and billboards. Specification: Material: Stainless steel Color: Silver Size: 19 x 25 mm/ 0.7 x 1 inch Package Include: 8 x Hardware Mounting Screws</ 16 x Rubber Spacers 8 x Screws 8 x Expansion Tube Note: Please allow 1-3mm deviation due to manual measurement, Thank you for your understanding on this.